GB1294764A - Screw driver bit - Google Patents
Screw driver bitInfo
- Publication number
- GB1294764A GB1294764A GB2987670A GB2987670A GB1294764A GB 1294764 A GB1294764 A GB 1294764A GB 2987670 A GB2987670 A GB 2987670A GB 2987670 A GB2987670 A GB 2987670A GB 1294764 A GB1294764 A GB 1294764A
- Authority
- GB
- United Kingdom
- Prior art keywords
- corners
- square
- screw
- bit
- june
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B15/00—Screwdrivers
- B25B15/001—Screwdrivers characterised by material or shape of the tool bit
- B25B15/004—Screwdrivers characterised by material or shape of the tool bit characterised by cross-section
- B25B15/005—Screwdrivers characterised by material or shape of the tool bit characterised by cross-section with cross- or star-shaped cross-section
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
- Toys (AREA)
- Milling Processes (AREA)
Abstract
1294764 Screw-driver bits P L ROBERTSON MFG CO Ltd 19 June 1970 [23 June 1969] 29876/70 Heading B3N A screw driver bit B comprises a shank 14 and screw driving portions 15 which has eight corners angularly spaced in 45 degree relation around a central axis, any four alternately spaced corners lying on the corners of one square and the intervening corners between such said four corners lying on the corners of a second square in 45 degree angularly spaced relation to the first square. Preferably the eight corners are right angular corners. The driving bit portion tapers towards end 19 which is of part spherical or conical configuration. The bit may be made from round wire with a cylindrical head 16 or moulded from a sintered material such as high strength carbide. Wall portions of adjoining corners meet between the corners at an angle of 135 degrees.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US83553369A | 1969-06-23 | 1969-06-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1294764A true GB1294764A (en) | 1972-11-01 |
Family
ID=25269752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2987670A Expired GB1294764A (en) | 1969-06-23 | 1970-06-19 | Screw driver bit |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS496439B1 (en) |
| DE (1) | DE2031012A1 (en) |
| GB (1) | GB1294764A (en) |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018150360A1 (en) * | 2017-02-15 | 2018-08-23 | Grip Tooling Technologies Llc | Multi-directional driver bit |
| US11154969B2 (en) | 2016-04-27 | 2021-10-26 | Grip Holdings Llc | Fastener extractor device |
| US11161234B2 (en) | 2018-03-15 | 2021-11-02 | Grip Holdings Llc | Tool holding apparatus |
| US11364602B2 (en) | 2014-04-30 | 2022-06-21 | Grip Holdings Llc | Multi-directional driver bit |
| USD966063S1 (en) | 2018-03-07 | 2022-10-11 | Grip Holdings Llc | Socket |
| US11590637B2 (en) | 2017-04-27 | 2023-02-28 | Grip Holdings Llc | Methods and apparatuses for extracting and dislodging fasteners |
| US11602828B2 (en) | 2019-07-30 | 2023-03-14 | Grip Holdings Llc | Multi-grip screw apparatus |
| US11701757B2 (en) | 2018-09-19 | 2023-07-18 | Grip Holdings Llc | Anti-slip fastener remover tool |
| US11759918B2 (en) | 2019-05-09 | 2023-09-19 | Grip Holdings Llc | Anti-slip torque tool with integrated engagement features |
| US11897099B2 (en) | 2018-09-19 | 2024-02-13 | Grip Holdings Llc | Fastener extractor and dislodging tool apparatus |
| USD1026602S1 (en) | 2022-03-17 | 2024-05-14 | Grip Holdings Llc | Selectable twist tool |
| US12023786B2 (en) | 2017-02-15 | 2024-07-02 | Grip Holdings Llc | Multi-directional driver bit |
| USD1042059S1 (en) | 2022-02-25 | 2024-09-17 | Grip Holdings Llc | Percussion drive |
| US12296440B2 (en) | 2019-04-12 | 2025-05-13 | Grip Holdings Llc | Anti-slip multidirectional fastener remover tool |
| US12337449B2 (en) | 2017-07-14 | 2025-06-24 | Grip Holdings Llc | Foreign object removal socket adapter |
| US12403574B2 (en) | 2016-04-27 | 2025-09-02 | Grip Holdings Llc | Fastener extractor device |
| US12434360B2 (en) | 2017-03-23 | 2025-10-07 | Grip Holdings Llc | Advanced holding apparatus |
| US12508692B2 (en) | 2017-07-12 | 2025-12-30 | Grip Holdings Llc | Anti-slip torque tool |
| US12515302B2 (en) | 2017-03-23 | 2026-01-06 | Grip Holdings Llc | Anti-slip fastener remover tool |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4269246A (en) * | 1979-05-10 | 1981-05-26 | Textron Inc. | Fastener and driver assembly |
| DE9010606U1 (en) * | 1990-07-14 | 1990-09-20 | Taubert, Hubert, Dipl.-Ing., 5450 Neuwied | Insertion device |
| MX2013000241A (en) * | 2010-07-07 | 2013-12-02 | Infastech Ip Pte Ltd | Torque transmission driver. |
-
1970
- 1970-06-19 GB GB2987670A patent/GB1294764A/en not_active Expired
- 1970-06-23 DE DE19702031012 patent/DE2031012A1/en active Pending
- 1970-06-23 JP JP5469070A patent/JPS496439B1/ja active Pending
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11364602B2 (en) | 2014-04-30 | 2022-06-21 | Grip Holdings Llc | Multi-directional driver bit |
| US11154969B2 (en) | 2016-04-27 | 2021-10-26 | Grip Holdings Llc | Fastener extractor device |
| US12403574B2 (en) | 2016-04-27 | 2025-09-02 | Grip Holdings Llc | Fastener extractor device |
| US12023786B2 (en) | 2017-02-15 | 2024-07-02 | Grip Holdings Llc | Multi-directional driver bit |
| TWI773735B (en) * | 2017-02-15 | 2022-08-11 | 美商葛利普控股公司 | Multi-directional driver bit |
| WO2018150360A1 (en) * | 2017-02-15 | 2018-08-23 | Grip Tooling Technologies Llc | Multi-directional driver bit |
| US12515302B2 (en) | 2017-03-23 | 2026-01-06 | Grip Holdings Llc | Anti-slip fastener remover tool |
| US12434360B2 (en) | 2017-03-23 | 2025-10-07 | Grip Holdings Llc | Advanced holding apparatus |
| US11590637B2 (en) | 2017-04-27 | 2023-02-28 | Grip Holdings Llc | Methods and apparatuses for extracting and dislodging fasteners |
| US12508692B2 (en) | 2017-07-12 | 2025-12-30 | Grip Holdings Llc | Anti-slip torque tool |
| US12337449B2 (en) | 2017-07-14 | 2025-06-24 | Grip Holdings Llc | Foreign object removal socket adapter |
| USD966063S1 (en) | 2018-03-07 | 2022-10-11 | Grip Holdings Llc | Socket |
| US11161234B2 (en) | 2018-03-15 | 2021-11-02 | Grip Holdings Llc | Tool holding apparatus |
| US11897099B2 (en) | 2018-09-19 | 2024-02-13 | Grip Holdings Llc | Fastener extractor and dislodging tool apparatus |
| US11701757B2 (en) | 2018-09-19 | 2023-07-18 | Grip Holdings Llc | Anti-slip fastener remover tool |
| US12296440B2 (en) | 2019-04-12 | 2025-05-13 | Grip Holdings Llc | Anti-slip multidirectional fastener remover tool |
| US11759918B2 (en) | 2019-05-09 | 2023-09-19 | Grip Holdings Llc | Anti-slip torque tool with integrated engagement features |
| US11602828B2 (en) | 2019-07-30 | 2023-03-14 | Grip Holdings Llc | Multi-grip screw apparatus |
| USD1042059S1 (en) | 2022-02-25 | 2024-09-17 | Grip Holdings Llc | Percussion drive |
| USD1026602S1 (en) | 2022-03-17 | 2024-05-14 | Grip Holdings Llc | Selectable twist tool |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2031012A1 (en) | 1971-01-07 |
| JPS496439B1 (en) | 1974-02-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |